mirror of
https://github.com/dborth/snes9xgx.git
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408 lines
11 KiB
C++
408 lines
11 KiB
C++
/****************************************************************************
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* libwiigui
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*
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* Tantric 2009
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*
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* gui_filebrowser.cpp
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*
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* GUI class definitions
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***************************************************************************/
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#include "gui.h"
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#include "filebrowser.h"
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/**
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* Constructor for the GuiFileBrowser class.
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*/
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GuiFileBrowser::GuiFileBrowser(int w, int h)
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{
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width = w;
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height = h;
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selectedItem = 0;
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selectable = true;
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listChanged = true; // trigger an initial list update
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focus = 0; // allow focus
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trigA = new GuiTrigger;
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if(GCSettings.WiimoteOrientation)
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trigA->SetSimpleTrigger(-1, WPAD_BUTTON_2 | WPAD_CLASSIC_BUTTON_A, PAD_BUTTON_A);
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else
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trigA->SetSimpleTrigger(-1, WPAD_BUTTON_A | WPAD_CLASSIC_BUTTON_A, PAD_BUTTON_A);
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trigHeldA = new GuiTrigger;
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trigHeldA->SetHeldTrigger(-1, WPAD_BUTTON_A | WPAD_CLASSIC_BUTTON_A, PAD_BUTTON_A);
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btnSoundOver = new GuiSound(button_over_pcm, button_over_pcm_size, SOUND_PCM);
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btnSoundClick = new GuiSound(button_click_pcm, button_click_pcm_size, SOUND_PCM);
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bgGameSelection = new GuiImageData(bg_game_selection_png);
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bgGameSelectionImg = new GuiImage(bgGameSelection);
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bgGameSelectionImg->SetParent(this);
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bgGameSelectionImg->SetAlignment(ALIGN_LEFT, ALIGN_MIDDLE);
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bgGameSelectionEntry = new GuiImageData(bg_game_selection_entry_png);
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gameFolder = new GuiImageData(folder_png);
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scrollbar = new GuiImageData(scrollbar_png);
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scrollbarImg = new GuiImage(scrollbar);
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scrollbarImg->SetParent(this);
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scrollbarImg->SetAlignment(ALIGN_RIGHT, ALIGN_TOP);
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scrollbarImg->SetPosition(0, 30);
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arrowDown = new GuiImageData(scrollbar_arrowdown_png);
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arrowDownImg = new GuiImage(arrowDown);
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arrowDownOver = new GuiImageData(scrollbar_arrowdown_over_png);
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arrowDownOverImg = new GuiImage(arrowDownOver);
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arrowUp = new GuiImageData(scrollbar_arrowup_png);
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arrowUpImg = new GuiImage(arrowUp);
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arrowUpOver = new GuiImageData(scrollbar_arrowup_over_png);
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arrowUpOverImg = new GuiImage(arrowUpOver);
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scrollbarBox = new GuiImageData(scrollbar_box_png);
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scrollbarBoxImg = new GuiImage(scrollbarBox);
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scrollbarBoxOver = new GuiImageData(scrollbar_box_over_png);
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scrollbarBoxOverImg = new GuiImage(scrollbarBoxOver);
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arrowUpBtn = new GuiButton(arrowUpImg->GetWidth(), arrowUpImg->GetHeight());
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arrowUpBtn->SetParent(this);
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arrowUpBtn->SetImage(arrowUpImg);
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arrowUpBtn->SetImageOver(arrowUpOverImg);
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arrowUpBtn->SetAlignment(ALIGN_RIGHT, ALIGN_TOP);
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arrowUpBtn->SetSelectable(false);
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arrowUpBtn->SetClickable(false);
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arrowUpBtn->SetHoldable(true);
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arrowUpBtn->SetTrigger(trigHeldA);
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arrowUpBtn->SetSoundOver(btnSoundOver);
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arrowUpBtn->SetSoundClick(btnSoundClick);
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arrowDownBtn = new GuiButton(arrowDownImg->GetWidth(), arrowDownImg->GetHeight());
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arrowDownBtn->SetParent(this);
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arrowDownBtn->SetImage(arrowDownImg);
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arrowDownBtn->SetImageOver(arrowDownOverImg);
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arrowDownBtn->SetAlignment(ALIGN_RIGHT, ALIGN_BOTTOM);
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arrowDownBtn->SetSelectable(false);
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arrowDownBtn->SetClickable(false);
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arrowDownBtn->SetHoldable(true);
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arrowDownBtn->SetTrigger(trigHeldA);
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arrowDownBtn->SetSoundOver(btnSoundOver);
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arrowDownBtn->SetSoundClick(btnSoundClick);
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scrollbarBoxBtn = new GuiButton(scrollbarBoxImg->GetWidth(), scrollbarBoxImg->GetHeight());
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scrollbarBoxBtn->SetParent(this);
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scrollbarBoxBtn->SetImage(scrollbarBoxImg);
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scrollbarBoxBtn->SetImageOver(scrollbarBoxOverImg);
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scrollbarBoxBtn->SetAlignment(ALIGN_RIGHT, ALIGN_TOP);
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scrollbarBoxBtn->SetMinY(0);
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scrollbarBoxBtn->SetMaxY(156);
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scrollbarBoxBtn->SetSelectable(false);
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scrollbarBoxBtn->SetClickable(false);
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scrollbarBoxBtn->SetHoldable(true);
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scrollbarBoxBtn->SetTrigger(trigHeldA);
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for(int i=0; i<FILE_PAGESIZE; i++)
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{
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fileListText[i] = new GuiText(NULL, 20, (GXColor){0, 0, 0, 0xff});
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fileListText[i]->SetAlignment(ALIGN_LEFT, ALIGN_MIDDLE);
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fileListText[i]->SetPosition(5,0);
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fileListText[i]->SetMaxWidth(380);
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fileListBg[i] = new GuiImage(bgGameSelectionEntry);
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fileListFolder[i] = new GuiImage(gameFolder);
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fileList[i] = new GuiButton(380, 26);
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fileList[i]->SetParent(this);
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fileList[i]->SetLabel(fileListText[i]);
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fileList[i]->SetImageOver(fileListBg[i]);
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fileList[i]->SetPosition(2,26*i+3);
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fileList[i]->SetTrigger(trigA);
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fileList[i]->SetSoundClick(btnSoundClick);
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}
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}
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/**
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* Destructor for the GuiFileBrowser class.
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*/
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GuiFileBrowser::~GuiFileBrowser()
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{
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delete arrowUpBtn;
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delete arrowDownBtn;
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delete scrollbarBoxBtn;
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delete bgGameSelectionImg;
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delete scrollbarImg;
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delete arrowDownImg;
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delete arrowDownOverImg;
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delete arrowUpImg;
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delete arrowUpOverImg;
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delete scrollbarBoxImg;
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delete scrollbarBoxOverImg;
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delete bgGameSelection;
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delete bgGameSelectionEntry;
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delete gameFolder;
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delete scrollbar;
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delete arrowDown;
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delete arrowDownOver;
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delete arrowUp;
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delete arrowUpOver;
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delete scrollbarBox;
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delete scrollbarBoxOver;
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delete btnSoundOver;
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delete btnSoundClick;
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delete trigHeldA;
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delete trigA;
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for(int i=0; i<FILE_PAGESIZE; i++)
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{
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delete fileListText[i];
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delete fileList[i];
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delete fileListBg[i];
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delete fileListFolder[i];
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}
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}
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void GuiFileBrowser::SetFocus(int f)
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{
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focus = f;
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for(int i=0; i<FILE_PAGESIZE; i++)
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fileList[i]->ResetState();
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if(f == 1)
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fileList[selectedItem]->SetState(STATE_SELECTED);
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}
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void GuiFileBrowser::ResetState()
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{
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state = STATE_DEFAULT;
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stateChan = -1;
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selectedItem = 0;
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for(int i=0; i<FILE_PAGESIZE; i++)
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{
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fileList[i]->ResetState();
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}
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}
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void GuiFileBrowser::TriggerUpdate()
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{
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listChanged = true;
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}
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/**
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* Draw the button on screen
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*/
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void GuiFileBrowser::Draw()
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{
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if(!this->IsVisible())
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return;
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bgGameSelectionImg->Draw();
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for(int i=0; i<FILE_PAGESIZE; i++)
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{
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fileList[i]->Draw();
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}
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scrollbarImg->Draw();
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arrowUpBtn->Draw();
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arrowDownBtn->Draw();
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scrollbarBoxBtn->Draw();
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this->UpdateEffects();
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}
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void GuiFileBrowser::Update(GuiTrigger * t)
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{
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if(state == STATE_DISABLED || !t)
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return;
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int position = 0;
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int positionWiimote = 0;
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arrowUpBtn->Update(t);
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arrowDownBtn->Update(t);
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scrollbarBoxBtn->Update(t);
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// move the file listing to respond to wiimote cursor movement
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if(scrollbarBoxBtn->GetState() == STATE_HELD &&
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scrollbarBoxBtn->GetStateChan() == t->chan &&
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t->wpad.ir.valid &&
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browser.numEntries > FILE_PAGESIZE
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)
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{
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scrollbarBoxBtn->SetPosition(0,0);
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positionWiimote = t->wpad.ir.y - 60 - scrollbarBoxBtn->GetTop();
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if(positionWiimote < scrollbarBoxBtn->GetMinY())
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positionWiimote = scrollbarBoxBtn->GetMinY();
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else if(positionWiimote > scrollbarBoxBtn->GetMaxY())
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positionWiimote = scrollbarBoxBtn->GetMaxY();
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browser.pageIndex = (positionWiimote * browser.numEntries)/156.0 - selectedItem;
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if(browser.pageIndex <= 0)
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{
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browser.pageIndex = 0;
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}
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else if(browser.pageIndex+FILE_PAGESIZE >= browser.numEntries)
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{
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browser.pageIndex = browser.numEntries-FILE_PAGESIZE;
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}
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listChanged = true;
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focus = false;
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}
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if(arrowDownBtn->GetState() == STATE_HELD && arrowDownBtn->GetStateChan() == t->chan)
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{
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t->wpad.btns_h |= WPAD_BUTTON_DOWN;
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if(!this->IsFocused())
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((GuiWindow *)this->GetParent())->ChangeFocus(this);
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}
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else if(arrowUpBtn->GetState() == STATE_HELD && arrowUpBtn->GetStateChan() == t->chan)
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{
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t->wpad.btns_h |= WPAD_BUTTON_UP;
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if(!this->IsFocused())
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((GuiWindow *)this->GetParent())->ChangeFocus(this);
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}
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// pad/joystick navigation
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if(!focus)
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{
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goto endNavigation; // skip navigation
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listChanged = false;
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}
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if(t->Right())
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{
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if(browser.pageIndex < browser.numEntries && browser.numEntries > FILE_PAGESIZE)
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{
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browser.pageIndex += FILE_PAGESIZE;
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if(browser.pageIndex+FILE_PAGESIZE >= browser.numEntries)
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browser.pageIndex = browser.numEntries-FILE_PAGESIZE;
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listChanged = true;
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}
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}
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else if(t->Left())
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{
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if(browser.pageIndex > 0)
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{
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browser.pageIndex -= FILE_PAGESIZE;
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if(browser.pageIndex < 0)
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browser.pageIndex = 0;
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listChanged = true;
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}
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}
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else if(t->Down())
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{
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if(browser.pageIndex + selectedItem + 1 < browser.numEntries)
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{
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if(selectedItem == FILE_PAGESIZE-1)
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{
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// move list down by 1
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browser.pageIndex++;
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listChanged = true;
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}
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else if(fileList[selectedItem+1]->IsVisible())
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{
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fileList[selectedItem]->ResetState();
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fileList[++selectedItem]->SetState(STATE_SELECTED, t->chan);
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}
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}
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}
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else if(t->Up())
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{
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if(selectedItem == 0 && browser.pageIndex + selectedItem > 0)
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{
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// move list up by 1
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browser.pageIndex--;
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listChanged = true;
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}
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else if(selectedItem > 0)
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{
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fileList[selectedItem]->ResetState();
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fileList[--selectedItem]->SetState(STATE_SELECTED, t->chan);
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}
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}
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endNavigation:
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for(int i=0; i<FILE_PAGESIZE; i++)
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{
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if(listChanged)
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{
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if(browser.pageIndex+i < browser.numEntries)
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{
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if(fileList[i]->GetState() == STATE_DISABLED)
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fileList[i]->SetState(STATE_DEFAULT);
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fileList[i]->SetVisible(true);
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fileListText[i]->SetText(browserList[browser.pageIndex+i].displayname);
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if(browserList[browser.pageIndex+i].isdir) // directory
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{
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fileList[i]->SetIcon(fileListFolder[i]);
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fileListText[i]->SetPosition(30,0);
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}
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else
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{
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fileList[i]->SetIcon(NULL);
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fileListText[i]->SetPosition(10,0);
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}
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}
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else
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{
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fileList[i]->SetVisible(false);
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fileList[i]->SetState(STATE_DISABLED);
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}
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}
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if(i != selectedItem && fileList[i]->GetState() == STATE_SELECTED)
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fileList[i]->ResetState();
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else if(focus && i == selectedItem && fileList[i]->GetState() == STATE_DEFAULT)
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fileList[selectedItem]->SetState(STATE_SELECTED, t->chan);
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int currChan = t->chan;
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if(t->wpad.ir.valid && !fileList[i]->IsInside(t->wpad.ir.x, t->wpad.ir.y))
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t->chan = -1;
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fileList[i]->Update(t);
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t->chan = currChan;
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if(fileList[i]->GetState() == STATE_SELECTED)
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{
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selectedItem = i;
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browser.selIndex = browser.pageIndex + i;
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}
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if(selectedItem == i)
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fileListText[i]->SetScroll(SCROLL_HORIZONTAL);
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else
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fileListText[i]->SetScroll(SCROLL_NONE);
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}
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// update the location of the scroll box based on the position in the file list
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if(positionWiimote > 0)
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{
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position = positionWiimote; // follow wiimote cursor
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}
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else
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{
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position = 156*(browser.pageIndex + FILE_PAGESIZE/2.0) / (browser.numEntries*1.0);
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if(browser.pageIndex/(FILE_PAGESIZE/2.0) < 1)
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position = 0;
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else if((browser.pageIndex+FILE_PAGESIZE)/(FILE_PAGESIZE*1.0) >= (browser.numEntries)/(FILE_PAGESIZE*1.0))
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position = 156;
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}
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scrollbarBoxBtn->SetPosition(0,position+36);
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listChanged = false;
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if(updateCB)
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updateCB(this);
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}
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